获取天气预报信息并储存,主要用于日志填写. Tianqi目录为主程序,Wd目录为Web服务的获取程序,DayWeather目录为一个复合控件.-Get weather information and storage, mainly for the log fill. Tianqi the main program directory, Wd directory for the Web service access procedures, DayWeather directory is a c